a,,,OnCoaseTheoremandIt’sPosition&SignificanceinEconomicTheoriesLiRenjunAbstract:Asatheorybasisofnew-institutionaleconmics,CoaseTheoremplaysanimpor2tantroleinthecontemporarydevelopmentofwesterneconomics.Itcanbeusedforreferenceforoureconmicsystemreformifitisgraspedoverallyandintegratedly.ThepaperdividesCoseTheo2remintothreeparts:thefirstCoaseTheorem,theseconelCoaseTheoremandCoaseTheorem’sdeduction.onthebasisofthistheauthordeeplyanalyzesthepremisesofCoaseTheoremandfur2therdissussesthepositionandthesignificanceofCoaseTheoremineconomictheories.1991,:,,,1,:,,,,,,19984JOURNALOFTIANJINUNIVERSITYOFCOMMERCENo.41998a:1997-12-20,,,,,,,,,,1.134,,,,,,,,,,(),:(),,,,,1.2,,,6:,,,,,1937:,:,,,,,(),,7119987:bk,,,,:,,,bl1.3,,,bm,(),,,(),,:,,bn,,,,bo,,,,,,,,,,,,,,,,,,,,1937,1960,,:,,,,81422.1:,,(),,,,();,,,(),,:,,,;,,,2.2(),:,,bq,:,,,,,,br,,,,,,,,,?,,,,,,,,bs,,,,,9119987:bt,,,,,,,,,,,ck33.1,:;,,;,,,,,,(1936)(1937),,,,,,,,cl,,,,,,,3.2,,,,,,,,,,(24)024,,,,,,,,,,,,,,,,,,,,,,()(20),,,,,,,,,,,cm,,bnbo,R.(1937)...1994blbmbq.R.(1960)..3,G.(1987)..19904,D.(1981)..1981bk,(1994).,bp,K.(1867).1.23,1972br,(1995)..bsbt,H.(1967)...,1994(1988),ck(1995)...5cl,(1994)..cm,P,,P.(1973)..1980()424